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Daily Telegraph February 7, 2014 Diabolical

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Clement

Joined: 24 Apr 2006
Posts: 1111
Location: Dar es Salaam Tanzania

Posted: Sat Feb 08, 2014 9:53 pm Post subject: Daily Telegraph February 7, 2014 Diabolical

Code:

+-------+-------+-------+
| . 8 . | . . . | . 4 . |
| 1 4 . | . . 6 | . . 2 |
| . . 2 | . 1 . | . . 9 |
+-------+-------+-------+
| . . . | . 7 9 | . . 6 |
| . . . | . 4 . | . . . |
| 8 . . | 6 2 . | . . . |
+-------+-------+-------+
| 7 . . | . 8 . | 3 . . |
| 5 . . | 3 . 4 | . 8 1 |
| . . . | . . . | . 9 . |
+-------+-------+-------+

Play this puzzle online at the Daily Sudoku site

arkietech

Joined: 31 Jul 2008
Posts: 1834
Location: Northwest Arkansas USA

Posted: Sun Feb 09, 2014 11:32 am Post subject:

Code:

*-----------------------------------------------------------------------------*
| 69 8 5679 | 2579 359 257 | 1 4 37 |
| 1 4 579 | 579 359 6 | 8 357 2 |
| 3 57 2 | 4 1 8 | 6 57 9 |
|-------------------------+-------------------------+-------------------------|
|b24 b15 1345 | 8 7 9 |b45 123 6 |
|a29 6 13579 | 15 4 135 | 59 1237 8 |
| 8 157-9 134579 | 6 2 135 | 459 137 37 |
|-------------------------+-------------------------+-------------------------|
| 7 c19 149 | 259 8 25 | 3 6 45 |
| 5 2 69 | 3 69 4 | 7 8 1 |
| 46 3 8 | 17 56 17 | 2 9 45 |
*-----------------------------------------------------------------------------*
(9=2)r5c1-(2=1)r4c127-(1=9)r7c2 => -9r6c2; ste

JC Van Hay

Joined: 13 Jun 2010
Posts: 494
Location: Charleroi, Belgium

Posted: Sun Feb 09, 2014 11:48 am Post subject:

XY Chain : (46)r9c1,(69)r8c3,(91)r7c2,(15)r4c2,(54)r4c7 :=> -4r4c1; ste

Clement

Joined: 24 Apr 2006
Posts: 1111
Location: Dar es Salaam Tanzania

Posted: Sun Feb 09, 2014 4:15 pm Post subject: Daily Telegraph February 7, 2014 Diabolical

Code:

+----------------+--------------+-------------+
| 69 8 5679 | 2579 359 257 | 1 4 37 |
| 1 4 579 | 579 359 6 | 8 357 2 |
| 3 57 2 | 4 1 8 | 6 57 9 |
+----------------+--------------+-------------+
| d24 a15 1345 | 8 7 9 | 4-5 123 6 |
| e29 15679 13579 | 15 4 135 | f59 1237 8 |
| 8 1579 13479 | 6 2 135 | 459 137 37 |
+----------------+--------------+-------------+
| 7 b19 149 | 259 8 25 | 3 6 45 |
| 5 2 69 | 3 69 4 | 7 8 1 |
| c46 3 8 | 17 56 17 | 2 9 45 |
+----------------+--------------+-------------+

Another XY Chain
(5=1)r4c2-(1=9)r7c2-(9=6)r8c3-(6=4)r9c1-(4=2)r4c1-(2=9)r5c1-(9=5)r5c7; r4c7<>5; stte.

Marty R.

Joined: 12 Feb 2006
Posts: 5770
Location: Rochester, NY, USA

Posted: Sun Feb 09, 2014 5:01 pm Post subject:

A humiliating two-stepper. Embarassed

A Skyscraper on 7 in r35 left me here.

Code:

+-------------+--------------+-------------+
| 69 8 569 | 2579 359 257 | 1 4 37 |
| 1 4 59 | 579 359 6 | 8 37 2 |
| 3 7 2 | 4 1 8 | 6 5 9 |
+-------------+--------------+-------------+
| 24 15 134 | 8 7 9 | 45 123 6 |
| 29 6 137 | 15 4 135 | 59 1237 8 |
| 8 159 1347 | 6 2 135 | 459 137 37 |
+-------------+--------------+-------------+
| 7 19 14 | 259 8 25 | 3 6 45 |
| 5 2 69 | 3 69 4 | 7 8 1 |
| 46 3 8 | 17 56 17 | 2 9 45 |
+-------------+--------------+-------------+

Play this puzzle online at the Daily Sudoku site

XY-Chain: (6=9)r8c3-(9=1)r7c2-(1=5)r4c2-(5=4)r4c7-(4=2)r4c1-(2=9)r5c1-(9=6)r1c1=>r1c3,r9c1<>6

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